{"title":"8 RGB Rainbow LED Ring","handle":"8-rgb-rainbow-led-ring","url":"/products/8-rgb-rainbow-led-ring","description":"The 8 RGB Rainbow LED Ring features 8 individually addressable RGB LEDs arranged in a compact circle. Each LED has a built-in driver chip with 18 mA constant-current drive, so brightness remains consistent regardless of voltage variations — no external resistors needed.\n\nThe ring is chainable, allowing you to connect multiple rings together using a single data line. Power the ring with 5V DC (4–7V range) and control it from any real-time microcontroller running at 8 MHz or faster, such as Arduino, micro:bit, or PIC.\n\nKey Features\n\n\n8 Addressable RGB LEDs – Individual colour control for each LED\n\nChainable – Connect multiple rings via a single data line\n\nConstant-Current Drive – 18 mA per LED, no external resistors required\n\nSingle-Wire Protocol – One microcontroller pin controls all LEDs\n\nCompact Form Factor – 32 mm outer diameter, 16 mm inner diameter\n\n5V Operation – Works within 4–7V range\n\n\n\nNote: Requires a real-time microcontroller (AVR, Arduino, micro:bit, PIC, etc.) running at 8 MHz or faster. Not compatible with Linux-based SBCs or interpreted microcontrollers such as Basic Stamp.\n\n\nIdeal For\n\nWearable electronics and LED jewellery\nStatus indicators and notification rings\nInteractive art installations\nmicro:bit and Arduino LED projects\n\n\nPackage Contents\n\n1× 8 RGB Rainbow LED Ring\n","vendor":"ElecFreaks","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":3975,"title":"Default Title","sku":"EF-EF10088","price":8.05,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":103,"option1":"Default Title"}]}